Clockwise from top left: Bad selfie; "tree man" disease; Hadza man eating honeycomb; toilet from Amber, India; mothers from Namibia's Himba tribe and deer tick. (Clockwise from top left: SAIH Norway/Screenshot by NPR; Hadassah; Matthieu Paley/National Geographic; Zoriah Miller for Dollar Street; Jose Luis Trisan/Getty; Hadynyah/Getty; and Stephen Reiss for NPR.)
